openSUSE Security Update: squidGuard: Fixed buffer overflows ______________________________________________________________________________ Announcement ID: openSUSE-SU-2010:0460-1 Rating: moderate (10+4+6) References: #550930 #625439 Cross-References: CVE-2009-3700 CVE-2009-3826 Affected Products: openSUSE 11.3 openSUSE 11.2 openSUSE 11.1 ______________________________________________________________________________ An update that fixes two vulnerabilities is now available. Description: Two buffer overflows in squidGard were fixed: CVE-2009-3700: Buffer overflow in sgLog.c in squidGuard 1.3 and 1.4 allows remote attackers to cause a denial of service (application hang or loss of blocking functionality) via a long URL with many / (slash) characters, related to "emergency mode." CVE-2009-3826: Multiple buffer overflows in squidGuard 1.4 allow remote attackers to bypass intended URL blocking via a long URL, related to (1) the relationship between a certain buffer size in squidGuard and a certain buffer size in Squid and (2) a redirect URL that contains information about the originally requested URL. Also a logrotate mistake was fixed. Patch Instructions: To install this openSUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - openSUSE 11.3: zypper in -t patch squidGuard-2852 - openSUSE 11.2: zypper in -t patch squidGuard-2852 - openSUSE 11.1: zypper in -t patch squidGuard-2852 To bring your system up-to-date, use "zypper patch". Package List: - openSUSE 11.3 (i586 src x86_64): squidGuard-1.4-7.1.1 - openSUSE 11.3 (i586 x86_64): squidGuard-doc-1.4-7.1.1 - openSUSE 11.2 (i586 src x86_64): squidGuard-1.4-2.3.1 - openSUSE 11.2 (i586 x86_64): squidGuard-doc-1.4-2.3.1 - openSUSE 11.1 (i586 ppc src x86_64): squidGuard-1.3-57.67.1 References: http://support.novell.com/security/cve/CVE-2009-3700.html http://support.novell.com/security/cve/CVE-2009-3826.html https://bugzilla.novell.com/550930 https://bugzilla.novell.com/625439